class RenameRecommnedSubjectIdToRecommendSubjectIdToItemRecommends < ActiveRecord::Migration
  def self.up
  	rename_column :item_recommends, :recommned_subject_id, :recommend_subject_id
  end

  def self.down
  	rename_column :item_recommends, :recommend_subject_id, :recommned_subject_id
  end
end
